نتایج جستجو برای: xrd و sem

تعداد نتایج: 827553  

2009
SA Eliziário LS Cavalcante JC Sczancoski PS Pizani JA Varela JWM Espinosa E Longo

In this letter, we report on the obtention of hafnium oxide (HfO(2)) nanostructures by the microwave-hydrothermal method. These nanostructures were analyzed by X-ray diffraction (XRD), field-emission gum scanning electron microscopy (FEG-SEM), transmission electron microscopy (TEM), energy dispersive X-ray spectrometry (EDXS), ultraviolet-visible (UV-vis) spectroscopy, and photoluminescence (PL...

2016
Zeming Jiang Jiaojiao Miao Yongqi Yu Liping Zhang

A novel, efficient, and direct blend of solvents, tetrabutylammonium acetate/dimethyl sulfoxide (TBAA/DMSO), was used for the dissolution and regeneration of bamboo pulp. Regenerated fibers were successfully prepared by a wet spinning process. The bamboo pulp without any pretreatment was readily soluble in the solvent under mild conditions. The dissolution process was observed using a confocal ...

2014
Manouchehr Nikazar Mehriana Alizadeh Reza Lalavi Mohammad Hossein Rostami

The photocatalysis of phenol was studied using Fe3O4/ZnO core/shell magnetic nanoparticles (MNPs). The photocatalysts were synthesized by coating of ZnO onto the magnetite by precipitation method and characterized by XRD, SEM and FTIR measurements. Using the Taguchi method, this study analyzes the effect of parameters such as calcinations time, calcinations temperature and molar ratio of Fe3O4:...

2013
Sini Kuriakose Neha Bhardwaj Jaspal Singh Biswarup Satpati Satyabrata Mohapatra

Flower-like ZnO nanostructures were synthesized by a facile wet chemical method. Structural, optical and photocatalytic properties of these nanostructures have been studied by X-ray diffraction (XRD), scanning electron microscopy (SEM), transmission electron microscopy (TEM), photoluminescence (PL) and UV-vis absorption spectroscopy. SEM and TEM studies revealed flower-like structures consistin...

2017
Mina Namvari Chandra S. Biswas Massimiliano Galluzzi Qiao Wang Bing Du Florian J. Stadler

Nanohybrids of graphene with water soluble polymer were synthesized using 'grafting from' method. GO, prepared by modified Hummers' method, was first reacted with sodium azide. Alkyne-terminated RAFT-CTA was synthesized by reaction of propargyl alcohol and S-1-dodecyl-S'-(α,α'-dimethyl-α"-acetic acid) trithiocarbonate. RAFT-CTA was grafted onto the GO sheets by facile click-reaction and subsequ...

Journal: :International Journal of Research in Engineering and Technology 2014

2016
Wei Ji Diqi Zhu Yiwei Chen Jingjing Hu Fen Li

Objective: The present report describes the green synthesis of Zinc oxide nanoparticles (ZnO NPs) using Argemone maxicana leaf extract by an eco-friendly approach. Also, the in-vitro cytotoxicity of prepared ZnO NPs against the cardiac cell lines of Sahul India Catla catla fish (SICH) was studied. Methods: ZnO NPs were prepared by using Argemone maxicana leaf extract as reducing and stabilizing...

2011
SUBHASHREE SAHOO CHANDRA KANTI CHAKRABORTI UPENDRA NATH SHARMISTHA NAIK SUBASH CHANDRA MISHRA

Mucoadhesive polymeric suspension of Ofloxacin was prepared and optimised with the aim of developing oral controlled release gastro-retentive dosage form. Ofloxacin was standardized by UV Spectroscopic analysis. The qualitative analysis of the formulation was performed by FTIR, XRD and SEM analysis. The results from FTIR study indicated that the mucoadhesive suspension of Ofloxacin showed a ver...

2013
S. Çetinkaya H. A. Çetinkara F. Bayansal S. Kahraman

CuO interlayers in the CuO/p-Si Schottky diodes were fabricated by using CBD and sol-gel methods. Deposited CuO layers were characterized by SEM and XRD techniques. From the SEM images, it was seen that the film grown by CBD method is denser than the film grown by sol-gel method. This result is compatible with XRD results which show that the crystallization in CBD method is higher than it is in...

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